Click "SHOW MORE" below for a detailed list of 1972 to 1995 resource links I can offer if you are having steering locks problems or to just learn more. These are D.I.Y. Link to W116 diesel steering lock assemblies. https://mercedessource.com/store/116-300sd-new-steering-lock-assembly-tumbler-switch-and-2-keys-manual-included Link to R107 450SL steering lock assemblies. https://mercedessource.com/store/1973-1980-450sl-steering-lock-assembly-new-ignition-tumbler-installed
Link to R107 380SL steering lock assemblies. https://mercedessource.com/store/1980-1985-380sl-380-slc-steering-lock-w-tumbler-and-keys-new
Link to R107 560SL steering lock assemblies. https://mercedessource.com/store/560sl-steering-lock-ignition-tumber-installed-and-tested
Link to 1977 to 1979 W123 steering lock assemblies. https://mercedessource.com/store/126-300sd-late-123-240d-300d-300cd-300td-ignition-key-and-lock-assembly-complete-used
Link to 1980 to 1985 W123 diesel steering lock assemblies. https://mercedessource.com/store/1981-1985-240d-300d-300cd-300td-300sd-complete-ignition-lock-switch-and-tumbler-assembly
Link to 1981 to 1987 W126 diesel steering lock assemblies. https://mercedessource.com/store/1981-1985-240d-300d-300cd-300td-300sd-complete-ignition-lock-switch-and-tumbler-assembly
Link to 1981 to 1989 W126 gas engine steering lock assemblies. https://mercedessource.com/store/early-w126-gasoline-models-steering-lock-assembly-new-tumbler-and-switch-installed
Link to 1990 to 1995 W126, W201 and W124 steering lock assemblies. https://mercedessource.com/store/1990-1995-201-126-and-124-chassis-ignition-lock-and-key-assembly-assembled
Link to PART ONE is this video series: https://youtu.be/sF0_vtjlTko
Link to video on how to make a screw cap tumbler easily removable. https://mercedessource.com/store/modifying-an-ignition-tumbler-so-you-can-remove-it-later-without-a-key-demand-video
Link to steering lock replacement manual https://mercedessource.com/store/ignition-steering-lock-removal-and-replacement-manual-kent-bergsma